Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04123be52e7499e52d4cabef8b3eab5b0953f528a3cbb113970aee7e3032b1b177ea4c8561418344a7d27fa6591c3628467af93dfb37ef4a3ac48515e45322b309